Line of Credit (Details) - USD ($)	3 Months Ended	9 Months Ended
	Dec. 31, 2016	Dec. 31, 2016	Dec. 31, 2015	Mar. 31, 2016	Jan. 04, 2016
Line of Credit Facility [Line Items]
Loans outstanding	$ 25,000,000	$ 25,000,000		$ 105,000,000
Remaining borrowing capacity	225,000,000	225,000,000
Interest expense		1,631,000
Amortization of debt issuance costs	$ (269,000)	$ (807,301.88)	$ 0
Line of Credit [Member]
Line of Credit Facility [Line Items]
Maximum borrowing capacity					$ 250,000
Letter of Credit [Member]
Line of Credit Facility [Line Items]
Maximum borrowing capacity					10,000
Swing-Line Loans [Member]
Line of Credit Facility [Line Items]
Maximum borrowing capacity					$ 10,000